The quantitation of how much time constitutes short and recent varies by disease and by context, but the core denotation of acute is always qualitatively in contrast with chronic, which denotes long-lasting disease (for example, in acute leukemia and chronic leukemia).
View full size image. Thomas Edison is usually credited with the invention of the light bulb, but the famous American inventor wasn't the only one who contributed to the development of this revolutionary technology.
by Tomo Â· November 4, 2010. The first light bulb was invented in 1809 by Sir Humphry Davy. He started working on his project in 1801. He ran electric current through two platinum rods which could not stay for long.e too started his power company like Edison. The idea of using high-resistant filament which he used was Edisonâs. So Edison sued him for the same. At last they resolved and joined hands to form the biggest company for producing light bulbs in the world called Edison-Swan United.